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author | 2019-05-30 16:13:25 +0200 | |
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committer | 2019-06-18 21:07:12 +0200 | |
commit | 0e28406b43bf4ce145f1530f15dbb00957edf945 (patch) | |
tree | b9f76fe6f1b92165962a82cb4bf850f0cf4c491d /resources/libraries/python/IPv4NodeAddress.py | |
parent | 92fbe3b8d880f9a3dd63e1309d76772b1685a037 (diff) |
CSIT-1459: Migrate IP libraries from VAT to PAPI
Change-Id: Id84cf9c3afd53260b5bbf658a6a3870aa0c91333
Signed-off-by: Jan Gelety <jgelety@cisco.com>
Diffstat (limited to 'resources/libraries/python/IPv4NodeAddress.py')
-rw-r--r-- | resources/libraries/python/IPv4NodeAddress.py | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/resources/libraries/python/IPv4NodeAddress.py b/resources/libraries/python/IPv4NodeAddress.py deleted file mode 100644 index de96c189e5..0000000000 --- a/resources/libraries/python/IPv4NodeAddress.py +++ /dev/null @@ -1,102 +0,0 @@ -# Copyright (c) 2018 Cisco and/or its affiliates. -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at: -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -"""Robot framework variable file. - -Create dictionary variable nodes_ipv4_addr of IPv4 addresses from -available networks. -""" - -from ipaddress import IPv4Network - -from resources.libraries.python.topology import Topology - -# Default list of IPv4 subnets -IPV4_NETWORKS = ['192.168.{}.0/24'.format(i) for i in range(1, 100)] - - -class IPv4NetworkGenerator(object): - """IPv4 network generator. - - TODO: Conform to https://docs.python.org/2/library/stdtypes.html#typeiter - """ - - def __init__(self, networks): - """Populate internal list of valid networks. - - :param networks: List of strings containing IPv4 subnet - with prefix length. - :type networks: list - :raise RuntimeError: If no IPv4 networks are added. - """ - self._networks = [] - for network in networks: - net = IPv4Network(unicode(network)) - self._networks.append(net) - if not self._networks: - raise RuntimeError("No IPv4 networks") - - def next_network(self): - """Pop and return network from internal list. - - :returns: Next network in form (IPv4Network, subnet). - :raises StopIteration: If there are no more elements. - """ - if self._networks: - return self._networks.pop() - else: - raise StopIteration() - - -def get_variables(nodes, networks=IPV4_NETWORKS[:]): - """Special robot framework method that returns dictionary nodes_ipv4_addr, - mapping of node and interface name to IPv4 address. - - :param nodes: Nodes of the test topology. - :param networks: List of available IPv4 networks. - :type nodes: dict - :type networks: list - - .. note:: - Robot framework calls it automatically. - """ - topo = Topology() - links = topo.get_links(nodes) - - if len(links) > len(networks): - raise Exception('Not enough available IPv4 networks for topology.') - - ip4_n = IPv4NetworkGenerator(networks) - - nets = {} - - for link in links: - ip4_net = ip4_n.next_network() - net_hosts = ip4_net.hosts() - port_idx = 0 - ports = {} - for node in nodes.values(): - if_key = topo.get_interface_by_link_name(node, link) - if_name = topo.get_interface_name(node, if_key) - if if_name is not None: - port = {'addr': str(next(net_hosts)), - 'node': node['host'], - 'if': if_name} - port_idx += 1 - port_id = 'port{0}'.format(port_idx) - ports.update({port_id: port}) - nets.update({link: {'net_addr': str(ip4_net.network_address), - 'prefix': ip4_net.prefixlen, - 'ports': ports}}) - - return {'DICT__nodes_ipv4_addr': nets} |